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    中文名称 英文名称 CAS号 化学式 结构式图片
    —— (4S,5R)-4trans-Aminocarbonyl-4-methyl-5ref-(3-hydroxy-phenyl)-oxazolidinon-(2) 16062-32-1 C11H12N2O4
    (4S,5R)-4trans-Aminocarbonyl-4-methyl-5ref-(3-hydroxy-phenyl)-oxazolidinon-(2)
    —— 4(5)-(4-Chloro-3-nitrophenyl)-5(4)-nitroimidazol 14518-46-8 C9H5ClN4O4
    4(5)-(4-Chloro-3-nitrophenyl)-5(4)-nitroimidazol
    —— 4,4'-Bis-benzoyl-oxycarbonyl-dibenzylamin 18693-93-1 C30H27NO4
    4,4'-Bis-benzoyl-oxycarbonyl-dibenzylamin
    —— 4-(6-Oxo-3,6-dihydro-9h-purin-9-yl)butanoic acid 7145-85-9 C9H10N4O3
    4-(6-Oxo-3,6-dihydro-9h-purin-9-yl)butanoic acid
    —— 4-Butyl-thiazol-2-thiol 5243-69-6 C7H11NS2
    4-Butyl-thiazol-2-thiol
    —— 4-[1-Ethyl-4-methyl-1-(3-methyl-but-2-enyl)-pent-3-enyl]-pyridine 22297-88-7 C18H27N
    4-[1-Ethyl-4-methyl-1-(3-methyl-but-2-enyl)-pent-3-enyl]-pyridine
    —— 4-penta-1,3-diynyl-1(2)H-pyrazole-3-carboxylic acid methyl ester 119532-17-1 C10H8N2O2
    4-penta-1,3-diynyl-1(2)H-pyrazole-3-carboxylic acid methyl ester
    —— 4-hydroxy-N'-(4-(4-hydroxyphenyl)-3-phenylthiazol-2(3H)-ylidene)benzohydrazide 1207372-09-5 C22H17N3O3S
    4-hydroxy-N'-(4-(4-hydroxyphenyl)-3-phenylthiazol-2(3H)-ylidene)benzohydrazide
    —— 4-(2-Oxo-1,2-dihydro-quinolin-6-yloxy)-butyramide 87364-50-9 C13H14N2O3
    4-(2-Oxo-1,2-dihydro-quinolin-6-yloxy)-butyramide
    —— 4-Hydroxy-7-methoxy-1-(3-methoxy-phenyl)-β-napthoesaeure-tert.-butylester 96267-40-2 C23H24O5
    4-Hydroxy-7-methoxy-1-(3-methoxy-phenyl)-β-napthoesaeure-tert.-butylester
    —— 4-{[1-(4-bromo-phenyl)-4,6-dioxo-3-phenyl-2-thioxo-tetrahydro-pyrimidin-5-ylidene]-hydrazino}-<i>N</i>-(2-chloro-phenyl)-benzenesulfonamide 75065-79-1 C28H19BrClN5O4S2
    4-{[1-(4-bromo-phenyl)-4,6-dioxo-3-phenyl-2-thioxo-tetrahydro-pyrimidin-5-ylidene]-hydrazino}-<i>N</i>-(2-chloro-phenyl)-benzenesulfonamide
    —— 4-Chloro-2-((E)-2-p-tolyl-vinyl)-2H-cyclohepta[gh]pyrrolizine-1,2,5-tricarboxylic acid 5-ethyl ester 1,2-dimethyl ester 74314-03-7 C27H24ClNO6
    4-Chloro-2-((E)-2-p-tolyl-vinyl)-2H-cyclohepta[gh]pyrrolizine-1,2,5-tricarboxylic acid 5-ethyl ester 1,2-dimethyl ester
    —— 4-methyl-piperazine-1-carboxylic acid 6-(5-cyano-pyridin-2-yl)-7-oxo-2,3,6,7-tetrahydro-5<i>H</i>-[1,4]dithiino[2,3-<i>c</i>]pyrrol-5-yl ester 53788-01-5 C18H19N5O3S2
    4-methyl-piperazine-1-carboxylic acid 6-(5-cyano-pyridin-2-yl)-7-oxo-2,3,6,7-tetrahydro-5<i>H</i>-[1,4]dithiino[2,3-<i>c</i>]pyrrol-5-yl ester
    —— [4-[4,4-bis(2-chlorophenyl)-5-oxo-2-sulfanylideneimidazolidin-1-yl]phenyl]mercury(1+);acetate 73075-79-3 C23H16Cl2HgN2O3S
    [4-[4,4-bis(2-chlorophenyl)-5-oxo-2-sulfanylideneimidazolidin-1-yl]phenyl]mercury(1+);acetate
    —— 4-[5-cyano-4-(3,5-difluorophenyl)-1,3-thiazol-2-ylcarbamoyl]cyclohexanecarboxylic acid 1139744-53-8 C18H15F2N3O3S
    4-[5-cyano-4-(3,5-difluorophenyl)-1,3-thiazol-2-ylcarbamoyl]cyclohexanecarboxylic acid
    —— 4-bromo-2-(bromomethyl)-1-(4-chloro-2-fluorobenzyloxy)benzene 1427422-91-0 C14H10Br2ClFO
    4-bromo-2-(bromomethyl)-1-(4-chloro-2-fluorobenzyloxy)benzene
    —— 4-(tert-butyldimethylsilyloxy)benzo[b]thiophene 669763-88-6 C14H20OSSi
    4-(tert-butyldimethylsilyloxy)benzo[b]thiophene
    —— 4-ethyl-5-(tetrahydro-furan-2-yl)-2,4-dihydro-[1,2,4]triazole-3-thione 1056157-27-7 C8H13N3OS
    4-ethyl-5-(tetrahydro-furan-2-yl)-2,4-dihydro-[1,2,4]triazole-3-thione
    —— 4,7-bis(dibromomethyl)pentacyclo[6.4.0.02,6.03,10.05,9]dodecane-4,7-diol 75500-93-5 C14H16Br4O2
    4,7-bis(dibromomethyl)pentacyclo[6.4.0.02,6.03,10.05,9]dodecane-4,7-diol
    —— (4-Methoxy-phenyl)-(3-phenyl-3H-[1,2,3]triazol-4-yl)-amine 76044-98-9 C15H14N4O
    (4-Methoxy-phenyl)-(3-phenyl-3H-[1,2,3]triazol-4-yl)-amine
    —— 4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N,N-bis(2-hydroxyethyl)benzamide 946159-32-6 C31H38N2O5
    4-[[3,3-bis(4-methoxyphenyl)piperidin-1-yl]methyl]-N,N-bis(2-hydroxyethyl)benzamide
    —— (4S)-ethyl 5-(3'-chlorobiphenyl-4-yl)-4-(2-hydrazinyl-2-oxoacetamido)-2-methylpentanoate 1257266-45-7 C22H26ClN3O4
    (4S)-ethyl 5-(3'-chlorobiphenyl-4-yl)-4-(2-hydrazinyl-2-oxoacetamido)-2-methylpentanoate
    —— 4-{[2-ethyl-3-fluoro-4-(methylsulfonyl)phenyl]carbonyl}-7-{4-[4-(phenylmethyl)piperazin-1-yl]phenyl}-2,3,4,5-tetrahydro-1,4-benzoxazepine 1251160-67-4 C36H38FN3O4S
    4-{[2-ethyl-3-fluoro-4-(methylsulfonyl)phenyl]carbonyl}-7-{4-[4-(phenylmethyl)piperazin-1-yl]phenyl}-2,3,4,5-tetrahydro-1,4-benzoxazepine
    —— (4E)-3,3-dimethylhepta-4,6-dien-1-ol 124381-63-1 C9H16O
    (4E)-3,3-dimethylhepta-4,6-dien-1-ol
    —— 4-(allyloxy)-1,4-bis(4-chlorophenyl)but-2-ynyl acetate 1048639-38-8 C21H18Cl2O3
    4-(allyloxy)-1,4-bis(4-chlorophenyl)but-2-ynyl acetate
    —— (4aR,4aR,7aS)-7a-[(S)-4-(tert-butyl-dimethylsilanyloxy)hept-6-enyl]-2,4-dimethyl-1-(2,2,2-trifluoroacetyl)-octahydro-cyclopenta[c]pyridazin-3-one 1071837-64-3 C24H41F3N2O3Si
    (4aR,4aR,7aS)-7a-[(S)-4-(tert-butyl-dimethylsilanyloxy)hept-6-enyl]-2,4-dimethyl-1-(2,2,2-trifluoroacetyl)-octahydro-cyclopenta[c]pyridazin-3-one
    —— 4-cyclopropyl-1-(4-methoxyphenyl)-3-methyleneazetidin-2-one 1610793-09-3 C14H15NO2
    4-cyclopropyl-1-(4-methoxyphenyl)-3-methyleneazetidin-2-one
    —— 4-{[6-(4-methylpiperazin-1-yl)pyridin-3-yl]hydrazono}-4H-pyrazole-3,5-diamine 503183-03-7 C13H19N9
    4-{[6-(4-methylpiperazin-1-yl)pyridin-3-yl]hydrazono}-4H-pyrazole-3,5-diamine
    —— 4'-ethylamino-2-methoxy-3'-nitroacetanilide 562826-68-0 C11H15N3O4
    4'-ethylamino-2-methoxy-3'-nitroacetanilide
    —— 4,4'-{ethane-1,2-diylbis[(methylimino)(2-oxoethane-2,1-diyl)oxy]}dibenzoic acid 944446-51-9 C22H24N2O8
    4,4'-{ethane-1,2-diylbis[(methylimino)(2-oxoethane-2,1-diyl)oxy]}dibenzoic acid
    —— 4H-1-chlorodecafluorobicyclo<2.2.1>heptane 74428-22-1 C7HClF10
    4H-1-chlorodecafluorobicyclo<2.2.1>heptane
    —— 4-(4-amino-2-ethoxymethyl-7-(pyridin-3-yl)-1H-imidazo[4,5-c]quinolin-1-yl)butane-1-sulfonamide 723268-63-1 C22H26N6O3S
    4-(4-amino-2-ethoxymethyl-7-(pyridin-3-yl)-1H-imidazo[4,5-c]quinolin-1-yl)butane-1-sulfonamide
    —— (4-methoxyphenyl)(2,3,5,6-tetrafluoro-4-trifluoromethylphenyl)iodonium toluene-4-sulfonate 1227710-63-5 C7H7O3S*C14H7F7IO
    (4-methoxyphenyl)(2,3,5,6-tetrafluoro-4-trifluoromethylphenyl)iodonium toluene-4-sulfonate
    —— 4-(4'-hydroxyphenyl)-2-(2-chlorophenyl)-3-[(4-methoxyphenylaminomethyl)]-2,3-dihydro-1,5-benzothiazepine 1222313-29-2 C29H25ClN2O2S
    4-(4'-hydroxyphenyl)-2-(2-chlorophenyl)-3-[(4-methoxyphenylaminomethyl)]-2,3-dihydro-1,5-benzothiazepine
    —— 4-(5-Oxo-6-phenyl-3-thioxo-2,5-dihydro-3H-[1,2,4]triazin-4-ylazo)-benzenesulfonic acid 113478-87-8 C15H11N5O4S2
    4-(5-Oxo-6-phenyl-3-thioxo-2,5-dihydro-3H-[1,2,4]triazin-4-ylazo)-benzenesulfonic acid
    —— 4-(cycloheptylamino)-2-thioxo-1,2-dihydropyridine-3-carbonitrile 868062-41-3 C13H17N3S
    4-(cycloheptylamino)-2-thioxo-1,2-dihydropyridine-3-carbonitrile
    —— 4-Amino-6-methylthio-2-(1-(3-chlorothieno[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine 1097903-14-4 C14H13ClN4S3
    4-Amino-6-methylthio-2-(1-(3-chlorothieno[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine
    —— 4-[(5-(N-(2-ethoxycarbonyl-ethyl)-quinolin-8-yl-sulphonylamino)-1-methyl-1H-benzimidazol-2-yl)-methyl]-benzamidine-hydrochloride 236416-35-6 C30H30N6O4S*ClH
    4-[(5-(N-(2-ethoxycarbonyl-ethyl)-quinolin-8-yl-sulphonylamino)-1-methyl-1H-benzimidazol-2-yl)-methyl]-benzamidine-hydrochloride
    —— 4-Amino-6-methylthio-2-(1-(3-((2,2,2-trifluoro)ethyl)furo[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine 1097903-63-3 C16H15F3N4OS2
    4-Amino-6-methylthio-2-(1-(3-((2,2,2-trifluoro)ethyl)furo[2,3-c]pyridin-5-yl)ethyl)thio-pyrimidine
    —— 4-Methoxy-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-triene-3,10,13-triol 30892-78-5 C17H23NO4
    4-Methoxy-17-azatetracyclo[7.5.3.01,10.02,7]heptadeca-2(7),3,5-triene-3,10,13-triol
    —— 4-Chlor-5-<N-benzoyl-anilino>-1,2-dithia-cyclopentenon-(3) 4105-09-3 C16H10ClNO2S2
    4-Chlor-5-<N-benzoyl-anilino>-1,2-dithia-cyclopentenon-(3)
    —— 4-(3-amino-9H-carbazol-9-yl)butanenitrile 924637-11-6 C16H15N3
    4-(3-amino-9H-carbazol-9-yl)butanenitrile
    —— 4-amino-5-cyano-6-ethoxy-N-{4-[(2-hydroxyethyl)sulfonyl]benzyl}pyridine-2-carboxamide 904311-24-6 C18H20N4O5S
    4-amino-5-cyano-6-ethoxy-N-{4-[(2-hydroxyethyl)sulfonyl]benzyl}pyridine-2-carboxamide
    —— 4-amino-1-(2-fluoro-benzyl)-piperidine-4-carboxylic acid (4-isopropyl-phenyl)-amide hydrochloride 1262987-94-9 C22H28FN3O*ClH
    4-amino-1-(2-fluoro-benzyl)-piperidine-4-carboxylic acid (4-isopropyl-phenyl)-amide hydrochloride
    —— [(4,6-Dichloro-[1,3,5]triazin-2-yl)-methyl-amino]-acetic acid 175161-89-4 C6H6Cl2N4O2
    [(4,6-Dichloro-[1,3,5]triazin-2-yl)-methyl-amino]-acetic acid
    —— 4-Butyl-5-cyclohexyl-1,3-oxazole 1150560-57-8 C13H21NO
    4-Butyl-5-cyclohexyl-1,3-oxazole
    —— 4-Bromo-2-[2-(dimethylamino)ethoxy]-6-fluoroaniline 1239902-79-4 C10H14BrFN2O
    4-Bromo-2-[2-(dimethylamino)ethoxy]-6-fluoroaniline
    —— [4-({6-[3-(2-fluoro-phenyl)-ureido]-3,4-dihydro-1H-isoquinoline-2-carbonyl}-amino)-cyclohexyl]-acetic acid methyl ester 1190072-22-0 C26H31FN4O4
    [4-({6-[3-(2-fluoro-phenyl)-ureido]-3,4-dihydro-1H-isoquinoline-2-carbonyl}-amino)-cyclohexyl]-acetic acid methyl ester
    —— 4-(tert-butoxycarbonyl)amino-5-chloro-2-thiophensulfonamide 889856-23-9 C9H13ClN2O4S2
    4-(tert-butoxycarbonyl)amino-5-chloro-2-thiophensulfonamide
    —— 4-Diethylamino-[1,2]diazepine-1-carboxylic acid ethyl ester 75633-15-7 C12H19N3O2
    4-Diethylamino-[1,2]diazepine-1-carboxylic acid ethyl ester